: Accessible through the Xbox Store for Xbox One and Xbox Series X|S. It is also included with Xbox Game Pass for both console and PC. How to Download and Install On PC (Battle.net & Steam)

: Select the Install button. On Battle.net, you can use the "Manage Content" menu to specifically select or deselect components like the Campaign, Multiplayer, or Zombies to save space. On PlayStation 5

: Navigate to the store and search for "Modern Warfare 3".

: Download from the PlayStation Store for PS4 and PS5.